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(11)

EP 4 046 275 A1

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(43) Date of publication: 24.08.2022 Bulletin 2022/34 (21) Application number: 20789741.4 (22) Date of filing: 22.09.2020

(51) International Patent Classification (IPC):  H03F 3/45(2006.01) H03G 5/28(2006.01) H03G 1/00(2006.01) H03G 3/30(2006.01) H04L 25/03(2006.01) (52) Cooperative Patent Classification (CPC): H03G 5/28; H03G 1/0029; H04L 25/03878; H03G 3/3036; H03F 3/45197; H03F 2203/45318; H03F 2203/45468; H03F 2203/45201; H03F 2203/45464; H03F 2203/45554; H03F 2203/45594; H03F 2203/45702; H03F 2203/45638; H03F 2203/45526 (86) International application number: PCT/US2020/051958 (87) International publication number: WO 2021/076278 (22.04.2021 Gazette 2021/16)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 17.10.2019 US 201916656310 (71) Applicant: QUALCOMM INCORPORATED San Diego, California 92121-1714 (US)	(72) Inventors: PARK, Joung Won San Diego, California 92121 (US) SUN, Bo San Diego, California 92121 (US) (74) Representative: Wimmer, Hubert  Wagner & Geyer Partnerschaft mbB Patent- und Rechtsanwälte Gewürzmühlstrasse 5 80538 München 80538 München (DE)